WO2021142695A1 - 一种外磁结构音圈引线对称悬空式微型扬声器 - Google Patents

一种外磁结构音圈引线对称悬空式微型扬声器 Download PDF

Info

Publication number
WO2021142695A1
WO2021142695A1 PCT/CN2020/072405 CN2020072405W WO2021142695A1 WO 2021142695 A1 WO2021142695 A1 WO 2021142695A1 CN 2020072405 W CN2020072405 W CN 2020072405W WO 2021142695 A1 WO2021142695 A1 WO 2021142695A1
Authority
WO
WIPO (PCT)
Prior art keywords
voice coil
coil lead
bracket
diaphragm
speaker
Prior art date
Application number
PCT/CN2020/072405
Other languages
English (en)
French (fr)
Inventor
袁智杰
郑雷
李园园
Original Assignee
声电电子科技(惠州)有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 声电电子科技(惠州)有限公司 filed Critical 声电电子科技(惠州)有限公司
Publication of WO2021142695A1 publication Critical patent/WO2021142695A1/zh

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers

Definitions

  • the utility model relates to the technical field of loudspeakers, in particular to a symmetrical suspended miniature loudspeaker with an outer magnetic structure voice coil lead.
  • Micro speakers used in earphones generally consist of a bracket, a magnetic circuit and a vibration system in structure.
  • the voice coil When an electrical signal flows through the voice coil, the energized voice coil is subjected to ampere force in the magnetic field, which causes the voice coil to vibrate.
  • the voice coil vibration drives the diaphragm to vibrate. This vibration converts mechanical energy into sound energy and radiates the signal.
  • the transmission of the air medium reaches the human ear, and under normal circumstances we can hear the relevant sound information.
  • the traditional micro speaker voice coil lead is pasted on the diaphragm by glue, and the lead is connected to the circuit board along the side of the bracket.
  • the glue on the diaphragm and the voice coil lead follow the diaphragm.
  • the diaphragm vibrates together, and the speaker needs to reproduce electrical signals in various frequency ranges.
  • the vibration amplitude of each position of the diaphragm is inconsistent, and the vibration of the diaphragm is unbalanced, which easily leads to increased distortion of the output and the risk of broken voice coil leads.
  • the technical problem to be solved by the utility model is to overcome the existing shortcomings and provide a symmetrical suspended micro speaker with an outer magnetic structure voice coil lead.
  • the bracket, the shrapnel, the annular washer and the magnet are integrally molded by injection molding without the need for glue.
  • This design can reduce the height of the speaker.
  • the vibrating voice coil lead is directly suspended between the diaphragm and the support, so that the vibration of the diaphragm and the voice coil lead is independent and synchronized but does not interfere with each other.
  • the diaphragm vibration is more balanced, which is conducive to the normal output of the signal, thereby realizing high-fidelity signal output ,
  • This speaker design is suitable for the production of automated lines and can effectively solve the problems in the background technology.
  • the present utility model provides the following technical solutions:
  • the utility model provides a symmetrical suspended miniature speaker with an outer magnetic structure voice coil lead, which includes:
  • the diaphragm, one side of the diaphragm is bonded to the voice coil, wherein,
  • the outer part of the voice coil is provided with a first voice coil lead wire and a second voice coil lead wire, the first voice coil lead wire and the second voice coil lead wire adopt a symmetrical suspension type wire outlet mode, and the shrapnel is located inside and at the bottom of the bracket An inner pad and an outer pad are respectively provided, and one ends of the first voice coil lead and the second voice coil lead are respectively welded to the inner inner pad of the bracket;
  • annular washer An annular washer, the annular washer is arranged on one side of the inner pad, and the bracket is integrally molded with the shrapnel, the annular washer and the magnet.
  • the suspended section of the first voice coil lead wire and the second voice coil lead wire is a circular arc.
  • the symmetrical suspended micro speaker with outer magnetic structure voice coil lead further includes:
  • the T iron is flip-mounted in the bracket, and the T iron is bonded to the surface of the magnet,
  • an inclination angle is provided between the inner pad and the toroidal washer, so that the surface of the inner pad is in contact with the first voice coil lead and the second voice coil. Attach the loop leads together;
  • the outer pad is used for connection with the earphone wire.
  • the edge of the diaphragm is provided with a copper ring, and a protective cover is pasted on the upper portion of the diaphragm,
  • a hole is opened at the center of the protective cover, and the folded edge of the protective cover is pressed against the copper ring.
  • the diaphragm has a circular structure.
  • the magnet has a circular ring shape.
  • the bracket, the shrapnel, the ring-shaped washer and the magnet are integrally formed by injection molding, no glue is needed, which eliminates the risk of glue overflow in the magnetic gap and saves glue and labor costs.
  • this design can reduce the height of the speaker.
  • the vibrating voice coil lead is directly suspended between the diaphragm and the support, so that the vibration of the diaphragm and the voice coil lead is independent and synchronized but does not interfere with each other.
  • the diaphragm vibration is more balanced, which is conducive to the normal output of the signal, thereby realizing high-fidelity signal output ,
  • This speaker design is suitable for the production of automated lines.
  • Figure 1 is an exploded view of a symmetrical suspended micro-speaker with outer magnetic structure voice coil lead according to an embodiment of the present utility model
  • FIG. 2 is a cross-sectional view of a symmetrical suspended micro speaker with a voice coil lead of an outer magnetic structure according to an embodiment of the present utility model
  • Fig. 3 is a perspective view of a symmetrical suspended micro speaker voice coil lead with an outer magnetic structure voice coil lead according to an embodiment of the present utility model
  • FIG. 4 is a top view of a symmetrical suspended micro speaker voice coil lead with an outer magnetic structure voice coil lead according to an embodiment of the present invention
  • first and second are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Thus, the features defined with “first” and “second” may explicitly or implicitly include one or more of these features. In the description of the present invention, “plurality” means two or more than two, unless otherwise specifically defined.
  • this utility model is a symmetrical suspended miniature speaker with an outer magnetic structure voice coil lead, including:
  • the bracket 7, the magnet 12, the magnet 12 is circular, the bracket 7 is integrally molded by injection molding, the elastic sheet 8 is fed by coil when the bracket 7 is injection molded, and the elastic sheet 8 is designed with a cut-off opening.
  • the bracket 7 is cut after being molded Cut off the waste material of the shrapnel 8 at the port connection;
  • the diaphragm 2, one side of the diaphragm 2 is bonded to the voice coil 4.
  • a first voice coil lead 5 and a second voice coil lead 6 are provided on the outside of the voice coil 4.
  • the first voice coil lead 5 The second voice coil lead 6 and the second voice coil lead 6 adopt a symmetrical suspension type.
  • the shrapnel 8 is provided with an inner pad 9 and an outer pad 10 inside and at the bottom of the bracket 7 respectively.
  • the first voice coil lead 5 and the second One end of the voice coil lead 6 is respectively welded to the inner inner pad 9 of the bracket 7.
  • the first voice coil lead 5 and the second voice coil lead 6 outside the voice coil 4 adopt a suspended symmetrical wire outlet mode, and the first voice coil lead 5 And the second voice coil lead 6 are cut out from the inside and outside of the voice coil 4, the suspended section of the first voice coil lead 5 and the second voice coil lead 6 is a circular arc, the position of the inner and outer tangent circle of the voice coil 4 is the highest point, the first The other end of the voice coil lead 5 and the second voice coil lead 6 is welded to the shrapnel 8 as the lowest point, and the two points make the first voice coil lead 5 and the second voice coil lead 6 form an oblique angle;
  • the annular washer 11 is arranged on one side of the inner pad 9; the suspended section of the first voice coil lead 5 and the second voice coil lead 6 is a circular arc,
  • the bracket 7 and the shrapnel 8, the annular washer 11 and the magnet 12 are integrally formed by injection molding;
  • T iron 13 the T iron 13 is upside-down mounted in the bracket 7, the T iron 13 is bonded to the surface of the magnet 12, the T iron 13 has an opening in the middle, and the mesh cloth 14 is attached to the T iron 13 The center of the back;
  • An oblique angle is provided between the inner pad 9 and the circular washer 11, so that the surface of the inner pad 9 and the first voice coil lead 5 and the second voice coil lead 6 are attached to each other.
  • the function is that the inner pad 9 and the lead will not form an angle, which can be better fitted, and is convenient for welding.
  • the solder joints are covered with glue; the outer pad 10 is used for connection with the earphone wire; the vibration
  • the edge of the diaphragm 2 is provided with a copper ring 3, the diaphragm 2 is pasted with a protective cover 1, a hole is opened at the center of the protective cover 1, and the folded edge of the protective cover 1 is pressed against the copper ring 3, so
  • the diaphragm 2 has a circular structure.
  • a copper ring 3 is attached to the upper edge of the circular diaphragm 2
  • a voice coil 4 is attached to the middle of the diaphragm 2
  • the first voice coil lead 5 and the second voice coil lead 6 are respectively drawn from the inner and outer tangent circles of the voice coil 4
  • the suspended section is a circular arc
  • the other ends of the first voice coil lead 5 and the second voice coil lead 6 are welded to the two inner pads 9 of the shrapnel 8
  • the solder joints are covered with glue
  • the inner wall of the bracket 7 is Above the annular washer 11 is a circle of steps for the diaphragm 2 to be attached to, a cavity structure is formed between the diaphragm 2 and the support 7, and the first voice coil lead 5 and the second voice coil lead 6 are suspended in the air.
  • the protective cover 1 is attached to the copper ring 3, the protective cover 1 has an opening in the center position, the T iron 13 is attached to the surface of the magnet 12, the T iron 13 has a through hole in the middle, and the mesh 14 is attached to the T iron 13 At the center of the bottom, the outer pad 10 is used to connect the earphone leads.

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)

Abstract

本实用新型属于扬声器技术领域且公开了一种外磁结构音圈引线对称悬空式微型扬声器，所述弹片在所述支架内部和底部分别设有内焊盘和外焊盘，所述第一音圈引线和第二音圈引线的一端分别焊接于所述支架内部内焊盘上；圆环形华司设置于所述内焊盘的一侧。本实用新型支架与弹片、圆环形华司和磁铁注塑一体成型，不需要用胶水粘接，杜绝磁间隙溢胶且造成失真增加的风险，节省胶水和人工的成本，同时此设计可以使喇叭高度降低，所述振动音圈引线直接悬空于振膜与支架之间，使振膜与音圈引线独立同步但互不干扰的振动，膜片振动更加平衡，利于信号的正常输出，从而实现高保真信号输出，此喇叭设计适用于自动化线的生产。

Description

一种外磁结构音圈引线对称悬空式微型扬声器 技术领域
本实用新型涉及扬声器技术领域，尤其涉及一种外磁结构音圈引线对称悬空式微型扬声器。
背景技术
耳机使用的微型扬声器，结构上一般主要包括支架，磁路和振动***组成。当音圈中流过电信号时，通电的音圈在磁场中受安培力的作用，从而导致音圈振动，音圈振动带动膜片振动，这种振动将机械能转换为声能信号辐射出去，通过空气媒介的传播到达人耳，一般情况下我们就可听到相关声音信息。
本申请发明人在实现本申请实施例中发明技术方案的过程中，发现上述技术至少存在如下技术问题：
1、目前传统的微型扬声器音圈引线通过胶水粘贴在振膜上，引线再沿着支架侧面连接到电路板上，当音圈通有电信号时，膜片上的胶水及音圈引线随膜片一起振动，扬声器需要重放各种频率段的电信号，膜片各位置振动幅度不一致，膜片的振动不平衡，易导致加大失真的输出和音圈引线断线的风险。
2、同时这种结构设计不利自动化线的生产。
3、针对小口径的传统微型扬声器，电路板放在支架底部会使喇叭高度增加，导致耳机体积加大。
实用新型内容
本实用新型要解决的技术问题是克服现有的缺陷，提供一种外磁结构音圈引线对称悬空式微型扬声器，支架与弹片、圆环形华司和磁铁注塑一体成型，不需要用胶水粘接，杜绝磁间隙溢胶的风险，节省胶水和人工的成本，同时此设计可以使喇叭高度降低。所述振动音圈引线直接悬空于振膜与支架之间，使振膜与音圈引线独立同步但互不干扰的振动，膜片振动更加平衡，利于信号的正常输出，从而实现高保真信号输出，此喇叭设计适用于自动化线的生产，可以有效解决背景技术中的问题。
为了解决上述技术问题，本实用新型提供了如下的技术方案：
本实用新型提供一种外磁结构音圈引线对称悬空式微型扬声器，包括：
磁铁、支架；
振膜，所述振膜的一侧与音圈粘接，其中，
所述音圈的外部设置有第一音圈引线和第二音圈引线，所述第一音圈引线和第二音圈引线采用对称悬空式出线方式，所述弹片在所述支架内部和底部分别设有内焊盘和外焊盘，所述第一音圈引线和第二音圈引线的一端分别焊接于所述支架内部内焊盘上；
圆环形华司，所述圆环形华司设置于所述内焊盘的一侧，所述支架与弹片、圆环形华司和磁铁注塑一体成型。
作为本实用新型的一种优选技术方案，所述第一音圈引线和第二音圈引线的悬空段为一段圆弧。
作为本实用新型的一种优选技术方案，外磁结构音圈引线对称悬空式微型扬声器还包括：
T铁，所述T铁倒装于所述支架内，所述T铁与磁铁表面粘接，
所述T铁中间有开孔，网布贴于所述T铁背面中心处。
作为本实用新型的一种优选技术方案，所述内焊盘和圆环形华司之间设置有倾斜角度，以使所述内焊盘的表面与所述第一音圈引线和第二音圈引线之间贴合在一起；
所述外焊盘用于与耳机线的连接。
作为本实用新型的一种优选技术方案，所述振膜边缘带有铜环，所述振膜上方贴有护盖，
所述护盖中心位置开孔，所述护盖的折边压贴在所述铜环上方。
作为本实用新型的一种优选技术方案，所述振膜为圆形结构。
作为本实用新型的一种优选技术方案，所述磁铁为圆环形。
本实用新型中提供的一个或多个技术方案，至少具有如下技术效果或者优点：
1、支架与弹片、圆环形华司和磁铁注塑一体成型，不需要用胶水粘接，杜绝磁间隙溢胶的风险，节省胶水和人工的成本，同时此设计可以使喇叭高度降低 。所述振动音圈引线直接悬空于振膜与支架之间，使振膜与音圈引线独立同步但互不干扰的振动，膜片振动更加平衡，利于信号的正常输出，从而实现高保真信号输出，此喇叭设计适用于自动化线的生产。
附图说明
附图用来提供对本实用新型的进一步理解，并且构成说明书的一部分，与本实用新型的实施例一起用于解释本实用新型，并不构成对本实用新型的限制。
在附图中：
图1是本实用新型实施例所述的一种外磁结构音圈引线对称悬空式微型扬声器***图；
图2是本实用新型实施例所述的一种外磁结构音圈引线对称悬空式微型扬声器剖面图；
图3是本实用新型实施例所述的一种外磁结构音圈引线对称悬空式微型扬声器音圈引线立体图；
图4是本实用新型实施例所述的一种外磁结构音圈引线对称悬空式微型扬声器音圈引线俯视图；
图中标号：1、护盖；2、振膜；3、铜环；4、音圈；5、第一音圈引线；6、第二音圈引线；7、支架；8、弹片；9、内焊盘；10、外焊盘；11、圆环形华司；12、磁铁；13、T铁；14、网布。
具体实施方式
为了使本实用新型的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本实用新型进行进一步详细说明。应当理解，此处所描述的具体实施例仅用以解释本实用新型，并不用于限定本实用新型。
需要说明的是，当元件被称为“固定于”或“设置于”另一个元件，它可以直接在另一个元件上或者间接在该另一个元件上。当一个元件被称为是“连接于”另一个元件，它可以是直接连接到另一个元件或间接连接至该另一个元件上。
在本实用新型的描述中，需要理解的是，术语“长度”、“宽度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本实用新型 和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本实用新型的限制。
此外，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个该特征。在本发明的描述中，“多个”的含义是两个或两个以上，除非另有明确具体的限定。
为了更好地理解上述技术方案，下面将结合说明书附图以及具体实施方式对上述技术方案进行详细的说明。
实施例一：
请参阅图1-4，本实用新型一种外磁结构音圈引线对称悬空式微型扬声器，包括：
支架7、磁铁12，所述磁铁12为圆环形，所述支架7为一体注塑成型，支架7注塑时弹片8采用卷料上料，弹片8上有切断口设计，支架7成型后在切断口连接处将弹片8废料切断；
振膜2，所述振膜2的一侧与音圈4粘接，所述音圈4的外部设置有第一音圈引线5和第二音圈引线6，所述第一音圈引线5和第二音圈引线6采用对称悬空式出线方式，所述弹片8在所述支架7内部和底部分别设有内焊盘9和外焊盘10，所述第一音圈引线5和第二音圈引线6的一端分别焊接于所述支架7内部内焊盘9上，音圈4外部的第一音圈引线5和第二音圈引线6采用悬空对称出线方式，第一音圈引线5和第二音圈引线6从音圈4内外切圆出线，第一音圈引线5和第二音圈引线6悬空段为一段圆弧，音圈4内外切圆出线位置为最高点，第一音圈引线5和第二音圈引线6另一端焊接到弹片8上为最低点，两点使第一音圈引线5和第二音圈引线6形成一个倾斜的角度；
圆环形华司11，所述圆环形华司11设置于所述内焊盘9的一侧；所述第一音圈引线5和第二音圈引线6的悬空段为一段圆弧，支架7与弹片8、圆环形华司11和磁铁12注塑一体成型；
T铁13，所述T铁13倒装于所述支架7内，所述T铁13与磁铁12表面粘接，所述T铁13中间有开孔，网布14贴于所述T铁13背面中心处；
所述内焊盘9和圆环形华司11之间设置有倾斜角度，以使所述内焊盘9表面与所述第一音圈引线5和第二音圈引线6之间贴合在一起，作用在于内焊盘9与引线不会形成夹角，能更好的贴合，便于焊接，焊点上有胶水覆盖；所述外焊盘10用于与耳机线的连接；所述振膜2边缘带有铜环3，所述振膜2上方贴有护盖1，所述护盖1中心位置开孔，所述护盖1的折边压贴在所述铜环3上方，所述振膜2为圆形结构。
本实施例中：圆形振膜2边缘上方贴有一铜环3，振膜2中部粘有音圈4，第一音圈引线5和第二音圈引线6分别从音圈4内外切圆引出，悬空段为一段圆弧，第一音圈引线5和第二音圈引线6的另一端焊接于弹片8的两个内焊盘9上，焊点上有胶水覆盖，支架7的内壁处在圆环形华司11上方有一圈用于供振膜2贴合的台阶，振膜2与支架7之间形成有一个腔体结构，第一音圈引线5和第二音圈引线6悬空于腔体内，护盖1贴于铜环3上方，护盖1正中心位置有开孔，T铁13贴合于磁铁12表面，T铁13中间开有通孔，网布14贴于T铁13底部中心位置，外焊盘10用于接耳机引线。
最后应说明的是：以上所述仅为本实用新型的优选实施例而已，并不用于限制本实用新型，尽管参照前述实施例对本实用新型进行了详细的说明，对于本领域的技术人员来说，其依然可以对前述各实施例所记载的技术方案进行修改，或者对其中部分技术特征进行等同替换。凡在本实用新型的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本实用新型的保护范围之内。
发明概述
技术问题
问题的解决方案
发明的有益效果

Claims (7)

  1. 一种外磁结构音圈引线对称悬空式微型扬声器，包括：磁铁(12)，其特征在于：还包括：
    支架(7)；
    振膜(2)，所述振膜(2)的一侧与音圈(4)粘接，其中，
    所述音圈(4)的外部设置有第一音圈引线(5)和第二音圈引线(6)，所述第一音圈引线(5)和第二音圈引线(6)采用对称悬空式出线方式，所述弹片(8)在所述支架(7)内部和底部分别设有内焊盘(9)和外焊盘(10)，所述第一音圈引线(5)和第二音圈引线(6)的一端分别焊接于所述支架(7)内部内焊盘(9)上；
    圆环形华司(11)，所述圆环形华司(11)设置于所述内焊盘(9)的一侧，所述支架(7)与弹片(8)、圆环形华司(11)和磁铁(12)注塑一体成型。
  2. 根据权利要求1所述的一种外磁结构音圈引线对称悬空式微型扬声器，其特征在于：所述第一音圈引线(5)和第二音圈引线(6)的悬空段为一段圆弧。
  3. 根据权利要求2所述的一种外磁结构音圈引线对称悬空式微型扬声器，其特征在于：还包括：
    T铁(13)，所述T铁(13)倒装于所述支架(7)内，所述T铁(13)与磁铁(12)表面粘接，
    所述T铁(13)中间有开孔，网布(14)贴于所述T铁(13)背面中心处。
  4. 根据权利要求3所述的一种外磁结构音圈引线对称悬空式微型扬声器，其特征在于：所述内焊盘(9)与圆环形华司(11)之间设置有倾斜角度，以使所述内焊盘(9)的表面与所述第一音圈引线(5)和第二音圈引线(6)之间贴合在一起；
    所述外焊盘(10)用于与耳机线的连接。
  5. 根据权利要求4所述的一种外磁结构音圈引线对称悬空式微型扬声器，其特征在于：所述振膜(2)边缘带有铜环(3)，所述振膜(2)上方贴有护盖(1)，
    所述护盖(1)中心位置开孔，所述护盖(1)的折边压贴在所述铜环(3)上方。
  6. 根据权利要求5所述的一种外磁结构音圈引线对称悬空式微型扬声器，其特征在于：所述振膜(2)为圆形结构。
  7. 根据权利要求3所述的一种外磁结构音圈引线对称悬空式微型扬声器，其特征在于：所述磁铁(12)为圆环形。
PCT/CN2020/072405 2020-01-15 2020-01-16 一种外磁结构音圈引线对称悬空式微型扬声器 WO2021142695A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202020085260.4U CN211019223U (zh) 2020-01-15 2020-01-15 一种外磁结构音圈引线对称悬空式微型扬声器
CN202020085260.4 2020-01-15

Publications (1)

Publication Number Publication Date
WO2021142695A1 true WO2021142695A1 (zh) 2021-07-22

Family

ID=71480011

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/072405 WO2021142695A1 (zh) 2020-01-15 2020-01-16 一种外磁结构音圈引线对称悬空式微型扬声器

Country Status (2)

Country Link
CN (1) CN211019223U (zh)
WO (1) WO2021142695A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114051198A (zh) * 2021-12-10 2022-02-15 东莞市真思电子有限公司 一种扬声器发声装置
CN114466276A (zh) * 2022-03-08 2022-05-10 深圳市瑞美声学科技有限公司 一种新型耳机喇叭

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1942021A (zh) * 2005-08-03 2007-04-04 先锋株式会社 扬声器装置和其制造方法、以及扬声器装置用的框架
US20090046889A1 (en) * 2007-08-14 2009-02-19 Cheng Uei Precision Industry Co., Ltd. Speaker
CN201491250U (zh) * 2009-08-14 2010-05-26 山东共达电声股份有限公司 一种引线悬挂式扬声器振动组件
CN203722812U (zh) * 2014-02-12 2014-07-16 歌尔声学股份有限公司 微型扬声器
CN205265903U (zh) * 2015-12-03 2016-05-25 歌尔声学股份有限公司 微型扬声器
CN207200972U (zh) * 2017-08-30 2018-04-06 声电电子科技(惠州)有限公司 一种音圈引线悬空式微型扬声器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1942021A (zh) * 2005-08-03 2007-04-04 先锋株式会社 扬声器装置和其制造方法、以及扬声器装置用的框架
US20090046889A1 (en) * 2007-08-14 2009-02-19 Cheng Uei Precision Industry Co., Ltd. Speaker
CN201491250U (zh) * 2009-08-14 2010-05-26 山东共达电声股份有限公司 一种引线悬挂式扬声器振动组件
CN203722812U (zh) * 2014-02-12 2014-07-16 歌尔声学股份有限公司 微型扬声器
CN205265903U (zh) * 2015-12-03 2016-05-25 歌尔声学股份有限公司 微型扬声器
CN207200972U (zh) * 2017-08-30 2018-04-06 声电电子科技(惠州)有限公司 一种音圈引线悬空式微型扬声器

Also Published As

Publication number Publication date
CN211019223U (zh) 2020-07-14

Similar Documents

Publication Publication Date Title
WO2021143118A1 (zh) 一种骨传导扬声器及复合型扬声器
CN110418260B (zh) 一种发声单体、发声模组及电子终端
EP4240024A1 (en) Loudspeaker and electronic device
WO2017063262A1 (zh) 扬声器
CN205123983U (zh) 扬声器
CN209526876U (zh) 一种扬声器
WO2021142695A1 (zh) 一种外磁结构音圈引线对称悬空式微型扬声器
WO2022041459A1 (zh) 扬声器箱
WO2021232473A1 (zh) 一种扬声器
CN105100996A (zh) 二合一扬声器单元和头戴式耳机
WO2022151671A1 (zh) 一种扬声器及音响***
TWM607577U (zh) 高動態平衡喇叭
CN205693884U (zh) 一种具有双华司结构的微型扬声器
CN205123991U (zh) 头戴式耳机喇叭
CN206024102U (zh) 喇叭单体及设置有该喇叭单体的耳机
CN213960312U (zh) 一种扬声器及音响***
CN210075566U (zh) 扬声器
WO2021093696A1 (zh) 逆向微型喇叭
US8175301B2 (en) Loudspeaker driver
CN215453261U (zh) 一种音圈与振动膜结构及微型喇叭
CN215187355U (zh) 一种具有定心支片的扬声器
JP3605959B2 (ja) 楕円形スピーカ用振動板およびこれを用いた楕円形スピーカ
CN209982727U (zh) 一种扬声器
CN217883823U (zh) 一种扬声器
CN218450504U (zh) 喇叭

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20913714

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 22.11.2022)

122 Ep: pct application non-entry in european phase

Ref document number: 20913714

Country of ref document: EP

Kind code of ref document: A1